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2 cards from this section. Quick, good the night before a test.
What is the blow rate of a double-acting steam hammer?
Think about the performance specifications mentioned.
What type of energy is primarily used in double-acting steam hammers?
Consider what powers the upward and downward strokes.
What percentage of blow energy is primarily derived from steam in double-acting steam hammers?
Think about how significant steam is in this machine.
The blow rate of a double-acting steam hammer is typically between?
Refer to the specified operational range discussed.
Design a scenario where using a double-acting steam hammer would be beneficial. Explain the soil conditions and the reasons for using this hammer.
Consider where you might encounter both the right conditions and where the hammer's strengths come to play.
Evaluate the drawbacks of using a double-acting steam hammer in very soft sandy soil. What are potential risks?
Think about how each stroke affects the surrounding material.
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